30500354253 has 8 divisors (see below), whose sum is σ = 40672715616. Its totient is φ = 20330781200.

The previous prime is 30500354249. The next prime is 30500354267. The reversal of 30500354253 is 35245300503.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30500354253 - 2² = 30500354249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30500354253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30500354453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 671418 + ... + 715403.

It is an arithmetic number, because the mean of its divisors is an integer number (5084089452).

Almost surely, 2^30500354253 is an apocalyptic number.

It is an amenable number.

30500354253 is a deficient number, since it is larger than the sum of its proper divisors (10172361363).

30500354253 is a wasteful number, since it uses less digits than its factorization.

30500354253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394155.

The product of its (nonzero) digits is 27000, while the sum is 30.

Adding to 30500354253 its reverse (35245300503), we get a palindrome (65745654756).

The spelling of 30500354253 in words is "thirty billion, five hundred million, three hundred fifty-four thousand, two hundred fifty-three".